News

Tucson 2018 Show Report The 2018 Tucson Gem & Mineral Show brought some exciting changes to us here at Collector’s Edge! We exhibited at five different venues in Tucson this year, starting with the wholesale crew up at our spaces at the “Sun Gemstone” warehouse on 1801 Oracle Road, in the middle of what is fast becoming the new “mineral center” of the Tucson event. The Wholesale team left about a week ahead of the rest of our team, arriving in time to unload show cases, minerals, and supplies ahead of their opening on Saturday, January 20th. Graham Sutton, assisted...

The Tucson Gem & Mineral Showcase is just around the corner! We have some exciting changes in store for Tucson 2018. We will be exhibiting at 5 sales locations in Tucson this year- A Fine Mineral Preview & Sales location at the Westward Look Resort, the Tucson Fine Mineral Show at the Westward Look Resort, the Tucson Gem & Mineral Show at the Tucson Convention Center, the Arizona Mineral & Fossil Show at the Hotel Tucson City Center, and finally the 1801 Oracle Road Wholesale Mineral Warehouse. All the details are posted below, as well as contact information for our...

Diamonds in Colorado! The State Line Kimberlite District, Colorado & Wyoming, USA While small compared to the great diamond-bearing kimberlite pipes of the African continent or more recent discoveries in northern Canada, Colorado is nonetheless endowed with a relatively substantial kimberlite district, many of which contain diamonds. With a history of exploration spanning a mere ~45 years, the Stateline District of northern Colorado and adjacent southeastern Wyoming is an exciting target for future diamond exploration, as well as a window for petrologists into the lower crust and mantle beneath the Wyoming craton province. Gem-quality diamonds up to 28.3 carats...

How to build a great mineral collection on a budget! By Phil Persson Mineral collecting is one of the greatest hobbies in the world. I often find that the word ‘hobby’ seems inadequate for what is a lifelong, all-consuming passion for many collectors. There are many ways of acquiring minerals. Some people are die-hard field collectors and their collections reflect many hundreds of hours swinging hammers and chiseling outcrops; traveling mine-to-mine in search of fine mineral specimens to add to their cabinets. Others attend club meetings, field trips, local rock swaps, and silent auctions where they might spend...

The Top Ten Mineral Localities on Earth By Phil Persson I have often had collectors ask me what localities I consider to be 'important' or 'world-class' as far as diversity, quality and quantity of minerals, and I've also spent much time pondering this question myself. In the end, the answer is highly subjective, depending on the person’s interests and experience in mineralogy and what drives them as collectors. There are 'mineralogical rainforests' such as Mont Saint Hilaire, Canada or Russia's Kola Peninsula which, while not well-known for large aesthetic crystallized specimens, host an incredible diversity of mineral species-...